OpenTechnical

OT-2026-000005523

Publication integrity record

Bellows cup vacuum gripper, two outlet manifold, two stage ejector, pressure verified

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000005523) never changes.

Identity and time

Publication numberOT-2026-000005523 · never reused
Internal UUID01a0a93b-da32-70da-9828-f8bbcbef3efd · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:01:07.126031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005523
StatusPUBLIC

Content hashes

Canonical text19d36fb6fcb824fe35429b492fe773532b09878142d8323f77f2eae836ccb90b
Markdownf49e449f74ae12d1a25239e421d1735640713e32836f7b6cca4e4c51a0257be5
PDF
Publication page95dfbd5540a3c058a0558f135503667c4843d3b965f6092c103e553c56116ca9
Manifest770248af2ab802cdb0bb4313d8ccb5d5c30388b4a0bcdf0392929405bcadac01

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureSRTbg8XnlQ65F9VvN6kxExh0bcGLP/SANfl/H56TGBr0p5/8QGkr8oY/egazNoBJyc3QxH7Y7zQBDM1n2CwpAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:30.715607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005523
observed 95dfbd5540a3c058a0558f135503667c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:30.703331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005523/manifest.json
observed 770248af2ab802cdb0bb4313d8ccb5d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:30.689901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005523/publication.md
observed f49e449f74ae12d1a25239e421d17356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:30.677982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005523/publication.txt
observed 19d36fb6fcb824fe35429b492fe77353...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.